Allen spent his entire career with the Bolts prior to being traded.
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Chargers GM Joe Hortiz discusses Keenan Allen decision: 'I knew who I was trading
Los Angeles Chargers Trade Keenan Allen to Chicago Bears
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Chargers News: Bolts Special Teamer Was #1 in the NFL in Crucial
Chicago Bears acquire WR Keenan Allen from Los Angeles Chargers
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Los Angeles Chargers Trade Keenan Allen to Chicago Bears
Chargers' GM on sending Keenan Allen to Bears: 'I knew who I was trading' - Chicago Sun-Times